diff mbox series

PCI/P2PDMA: Add additional AMD ZEN root ports to the whitelist

Message ID 20200406194201.846411-1-alexander.deucher@amd.com
State New
Headers show
Series PCI/P2PDMA: Add additional AMD ZEN root ports to the whitelist | expand

Commit Message

Alex Deucher April 6, 2020, 7:42 p.m. UTC 
According to the hw architect, pre-ZEN parts support
p2p writes and ZEN parts support both p2p reads and writes.

Add entries for Zen parts Raven (0x15d0) and Renoir (0x1630).

Cc: Christian König <christian.koenig@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/pci/p2pdma.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Huang Rui April 7, 2020, 2:55 a.m. UTC | #1 
On Mon, Apr 06, 2020 at 03:42:01PM -0400, Alex Deucher wrote:
> According to the hw architect, pre-ZEN parts support
> p2p writes and ZEN parts support both p2p reads and writes.
> 
> Add entries for Zen parts Raven (0x15d0) and Renoir (0x1630).
> 
> Cc: Christian König <christian.koenig@amd.com>
> Acked-by: Christian König <christian.koenig@amd.com>
> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

Acked-by: Huang Rui <ray.huang@amd.com>

> ---
>  drivers/pci/p2pdma.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c
> index 9a8a38384121..91a4c987399d 100644
> --- a/drivers/pci/p2pdma.c
> +++ b/drivers/pci/p2pdma.c
> @@ -282,6 +282,8 @@ static const struct pci_p2pdma_whitelist_entry {
>  } pci_p2pdma_whitelist[] = {
>  	/* AMD ZEN */
>  	{PCI_VENDOR_ID_AMD,	0x1450,	0},
> +	{PCI_VENDOR_ID_AMD,	0x15d0,	0},
> +	{PCI_VENDOR_ID_AMD,	0x1630,	0},
>  
>  	/* Intel Xeon E5/Core i7 */
>  	{PCI_VENDOR_ID_INTEL,	0x3c00, REQ_SAME_HOST_BRIDGE},
> -- 
> 2.25.1
> 
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.freedesktop.org%2Fmailman%2Flistinfo%2Famd-gfx&amp;data=02%7C01%7Cray.huang%40amd.com%7C9ed9b4e22b2744af197e08d7da629a76%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637217989343230053&amp;sdata=peIQSu9dCwpMRzKyCkU%2BgGFLzDlwcvpmdDyGKzeSFQ4%3D&amp;reserved=0
Alex Deucher April 23, 2020, 7:48 p.m. UTC | #2 
+ Bjorn

Can chance I can get this picked up for -next?

Thanks,

Alex

On Mon, Apr 6, 2020 at 3:42 PM Alex Deucher <alexdeucher@gmail.com> wrote:
>
> According to the hw architect, pre-ZEN parts support
> p2p writes and ZEN parts support both p2p reads and writes.
>
> Add entries for Zen parts Raven (0x15d0) and Renoir (0x1630).
>
> Cc: Christian König <christian.koenig@amd.com>
> Acked-by: Christian König <christian.koenig@amd.com>
> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
> ---
>  drivers/pci/p2pdma.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c
> index 9a8a38384121..91a4c987399d 100644
> --- a/drivers/pci/p2pdma.c
> +++ b/drivers/pci/p2pdma.c
> @@ -282,6 +282,8 @@ static const struct pci_p2pdma_whitelist_entry {
>  } pci_p2pdma_whitelist[] = {
>         /* AMD ZEN */
>         {PCI_VENDOR_ID_AMD,     0x1450, 0},
> +       {PCI_VENDOR_ID_AMD,     0x15d0, 0},
> +       {PCI_VENDOR_ID_AMD,     0x1630, 0},
>
>         /* Intel Xeon E5/Core i7 */
>         {PCI_VENDOR_ID_INTEL,   0x3c00, REQ_SAME_HOST_BRIDGE},
> --
> 2.25.1
>
Bjorn Helgaas April 23, 2020, 7:55 p.m. UTC | #3 
On Mon, Apr 06, 2020 at 03:42:01PM -0400, Alex Deucher wrote:
> According to the hw architect, pre-ZEN parts support
> p2p writes and ZEN parts support both p2p reads and writes.
> 
> Add entries for Zen parts Raven (0x15d0) and Renoir (0x1630).
> 
> Cc: Christian König <christian.koenig@amd.com>
> Acked-by: Christian König <christian.koenig@amd.com>
> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

Applied with Huang's ack to pci/p2pdma for v5.8, thanks!

> ---
>  drivers/pci/p2pdma.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c
> index 9a8a38384121..91a4c987399d 100644
> --- a/drivers/pci/p2pdma.c
> +++ b/drivers/pci/p2pdma.c
> @@ -282,6 +282,8 @@ static const struct pci_p2pdma_whitelist_entry {
>  } pci_p2pdma_whitelist[] = {
>  	/* AMD ZEN */
>  	{PCI_VENDOR_ID_AMD,	0x1450,	0},
> +	{PCI_VENDOR_ID_AMD,	0x15d0,	0},
> +	{PCI_VENDOR_ID_AMD,	0x1630,	0},
>  
>  	/* Intel Xeon E5/Core i7 */
>  	{PCI_VENDOR_ID_INTEL,	0x3c00, REQ_SAME_HOST_BRIDGE},
> -- 
> 2.25.1
>
diff mbox series

Patch

diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c
index 9a8a38384121..91a4c987399d 100644
--- a/drivers/pci/p2pdma.c
+++ b/drivers/pci/p2pdma.c
@@ -282,6 +282,8 @@  static const struct pci_p2pdma_whitelist_entry {
 } pci_p2pdma_whitelist[] = {
 	/* AMD ZEN */
 	{PCI_VENDOR_ID_AMD,	0x1450,	0},
+	{PCI_VENDOR_ID_AMD,	0x15d0,	0},
+	{PCI_VENDOR_ID_AMD,	0x1630,	0},
 
 	/* Intel Xeon E5/Core i7 */
 	{PCI_VENDOR_ID_INTEL,	0x3c00, REQ_SAME_HOST_BRIDGE},